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Analysis of influencing factors of groundwater level variation at Donglutian coal industrial ground of

Lin Dujun,Gong Shoucai,Zhang Yinzhou

Strategic Study of CAE 2012, Volume 14, Issue 2,   Pages 49-53

Abstract: basis of study for three-dimensional flow numerical model , The author analyzed influencing factor of variationin water level at Donglutian coal industrial ground by the parameter sensitivity analysis method.The results showed that there are several factors influence the change of ground-water level by fillingAll of these approaches were to control the rise of ground water lever.

Keywords： numerical model     variation in ground water level     influencing factors     sensitivity analysis    

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SPATIOTEMPORAL VARIATION OF WATER QUALITY AND ALGAL BIOMASS IN ERHAI LAKE AND ITS ENVIRONMENTAL MANAGEMENT

Frontiers of Agricultural Science and Engineering 2023, Volume 10, Issue 4,   Pages 566-578 doi: 10.15302/J-FASE-2023520

Abstract:

Elucidating the spatiotemporal pattern of water quality and algal biomass is crucial for accuratelyThis study analyzed the spatiotemporal variability of water quality and algal biomass in Erhai Lake from1994 to 2021 using water quality index (WQI), Mann-Kendall test and Sen’s slope combined methodsThe potential causes of water quality deterioration and algal biomass dynamics were also elucidated.The results showed that the historical changes in the water environment of Erhai Lake mainly had three

Keywords： Erhai Lake     control measures     water environment     water quality index (WQI)    

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Precursors and potential sources of ground-level ozone in suburban Shanghai

Kun Zhang, Jialuo Xu, Qing Huang, Lei Zhou, Qingyan Fu, Yusen Duan, Guangli Xiu

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 6, doi: 10.1007/s11783-020-1271-8

Abstract: A high level of ozone (O3) is frequently observed in the suburbs of Shanghai, the reason for this highlevel remains unclear.To obtain a detailed insight on the high level of O3 during summer in Shanghai, O3 and its precursors

Keywords： Ozone     OZIPR     Volatile organic compounds     Shanghai     HYSPLIT    

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Spatiotemporal variation in water footprint of grain production in China

Pute WU,Yubao WANG,Xining ZHAO,Shikun SUN,Jiming JIN

Frontiers of Agricultural Science and Engineering 2015, Volume 2, Issue 2,   Pages 186-193 doi: 10.15302/J-FASE-2015060

Abstract: Water shortage has become a significant constraint to grain production in China.A more holistic approach is needed to understand the links between grain production and water consumptionWater footprint provides a framework to assess water utilization in agriculture production.This paper analyzes the spatiotemporal variation in water footprint of grain production (WFGP) in ChinaThe results show that, jointly motivated by the improvement of agricultural production and water use

Keywords： water footprint     grain production     grain secu- rity     water scarcity     water-saving    

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Evaluation of the performance of a centralized ground-water heat pump system in cold climate region

Shilei LU,Zhe CAI,Li ZHANG,Yiran LI

Frontiers in Energy 2014, Volume 8, Issue 3,   Pages 394-402 doi: 10.1007/s11708-014-0310-1

Abstract: The aim of this study is to evaluate the performance of a centralized open-loop ground-water heat pump

Keywords： ground-water heat pump (GWHP)     actual coefficient of performance     heat transfixion    

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System engineering for water pollution control at the watershed level in China

Wei MENG,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 4,   Pages 443-452 doi: 10.1007/s11783-009-0037-0

Abstract: The present water pollution situation at watershed level in China has been systematically analyzed.The problems of water pollution control at watershed level include a lack of thought and approach, developmentalFrom 2006 to 2020, water pollution control and governance will be a national key specific project ofThe strategies of this project include establishing a water pollution control system at watershed levelenvironmental pollution control, potable water safety, and water environmental management.

Keywords： water pollution control     watershed     system engineering     sustainability     integrated watershed management     key    

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Assessment of temporal and spatial variations in water quality using multivariate statistical methods

Xue LI,Pengjing LI,Dong WANG,Yuqiu WANG

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 6,   Pages 895-904 doi: 10.1007/s11783-014-0736-z

Abstract: This study evaluated the temporal and spatial variations of water quality data sets for the Xin'anjiangThe water samples, measured by ten parameters, were collected every month for three years (2008–2010)electricity conductivity, total nitrogen, chemical oxygen demand and total phosphorus) for spatial variationThe non–parametric correlation coefficient (Spearman R) explained the relationship between the water

Keywords： Xin'anjiang River     multivariable statistical analysis     temporal variation     spatial variation     water quality    

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Long-term settlement behavior of ground around shield tunnel due to leakage of water in soft deposit

Huaina WU, Yeshuang XU, Shui-long SHEN, Jin-chun CHAI

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 2,   Pages 194-198 doi: 10.1007/s11709-011-0105-y

Abstract: The leaking of soil and groundwater causes the long-term ground loss around tunnel and thus results inthe settlement of ground surface.to analyze the impact of the leakage of groundwater through segments on the long-term settlement of groundThe analyzed results show that settlement of ground surface increases gradually with the increase of

Keywords： lining deficit     leakage of water     shield tunnel     settlement     soft deposit    

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Three-dimensional fluorescence spectral characterization of soil dissolved organic matters in the fluctuating water-level

Fang FANG, Yan YANG, Jinsong GUO, Hong ZHOU, Chuan FU, Zhe LI

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 3,   Pages 426-434 doi: 10.1007/s11783-010-0264-4

Abstract: spectroscopy was used to investigate the fluorescent properties of soil dissolved organic matter (DOM) in the water-level-fluctuationA and B, the fluorescence intensities of peaks C and D were strongly influenced by the fluctuating waterlevel.

Keywords： water-level-fluctuation zone (WLFZ)     soil     dissolved organic matter (DOM)     three-dimensional fluorescence    

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Water-level based discrete integrated dynamic control to regulate the flow for sewer-WWTP operation

Zhengsheng Lu, Moran Wang, Mingkai Zhang, Ji Li, Ying Xu, Hanchang Shi, Yanchen Liu, Xia Huang

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 3, doi: 10.1007/s11783-020-1222-4

Abstract: A dynamic discrete control based on the water level was developed.level variations, which can be realized only based on the programmable logic controller (PLC) systemA discretized water level control model was developed to conduct the real-time control based on data-automationThe discretized water level control method can regulate dynamic wastewater pumping flow of pumps followingthe dynamic water level variation in the sewer system.

Keywords： Sewer system     Integrated control     Discrete control     Water level    

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Probabilistic stability analysis of Bazimen landslide with monitored rainfall data and water level fluctuations

Wengang ZHANG, Libin TANG, Hongrui LI, Lin WANG, Longfei CHENG, Tingqiang ZHOU, Xiang CHEN

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 5,   Pages 1247-1261 doi: 10.1007/s11709-020-0655-y

Abstract: It is widely accepted that rainfall and periodic variation of water level are the two main factors triggeringThe results indicate that the fluctuation of the reservoir water level plays a pivotal role in inducingslope failures, for the minimum stability coefficient occurs at the rapid decline period of water level

Keywords： reliability analysis     Bazimen landslide     rainfall     reservoir water level     slope stability    

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New insights into the formation of ammonium nitrate from a physical and chemical level perspective

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 11, doi: 10.1007/s11783-023-1737-6

Abstract:

● Factor analysis of ammonium nitrate formation based on thermodynamic theory.

Keywords： Ammonium nitrate formation     Thermodynamic theory     Aerosol liquid water content     Source apportionment    

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TRADE-OFFS IN THE DESIGN OF SUSTAINABLE CROPPING SYSTEMS AT A REGIONAL LEVEL: A CASE STUDY ON THE NORTH

Frontiers of Agricultural Science and Engineering 2022, Volume 9, Issue 2,   Pages 295-308 doi: 10.15302/J-FASE-2021434

Abstract: resulted in higher crop productivity but also a high environmental burden due to increased pollution and waterhow 30 different crop rotations practiced in the North China Plain could be combined at the regional levelsubstantial trade-offs between objectives of maximizing productivity and profitability versus minimizing groundwater decline, and between production of livestock products and vitamin C yield.was concluded that a holistic analysis of the potential of a diversity cropping systems at a regional level

Keywords： crop rotation / food security / multi-objective optimization / water use    

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Temperature variation of concrete box girder bridge

Jian WANG, Zhi FANG,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 4,   Pages 407-413 doi: 10.1007/s11709-009-0053-y

Abstract: On the basis of theoretical analysis and measurement on site, the temperature gradients and its variation

Keywords： temperature     transfer     correlation     radiation     variation    

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Mechanical responses of multi-layered ground due to shallow tunneling with arbitrary ground surface load

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5,   Pages 745-762 doi: 10.1007/s11709-023-0935-4

Abstract: An analytical model based on complex variable theory is proposed to investigate ground responses dueto shallow tunneling in multi-layered ground with an arbitrary ground surface load.The ground layers are assumed to be linear-elastic with full-stick contact between them.in multi-layered ground; thus, it can be used with assurance to estimate the ground movement and surfacecomposite ground.

Keywords： analytical model     mechanical response     multi-layered ground     shallow tunneling     ground surface load    

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Title Author Date Type Operation

Analysis of influencing factors of groundwater level variation at Donglutian coal industrial ground of

Lin Dujun,Gong Shoucai,Zhang Yinzhou

Journal Article

SPATIOTEMPORAL VARIATION OF WATER QUALITY AND ALGAL BIOMASS IN ERHAI LAKE AND ITS ENVIRONMENTAL MANAGEMENT

Journal Article

Precursors and potential sources of ground-level ozone in suburban Shanghai

Kun Zhang, Jialuo Xu, Qing Huang, Lei Zhou, Qingyan Fu, Yusen Duan, Guangli Xiu

Journal Article

Spatiotemporal variation in water footprint of grain production in China

Pute WU,Yubao WANG,Xining ZHAO,Shikun SUN,Jiming JIN

Journal Article

Evaluation of the performance of a centralized ground-water heat pump system in cold climate region

Shilei LU,Zhe CAI,Li ZHANG,Yiran LI

Journal Article

System engineering for water pollution control at the watershed level in China

Wei MENG,

Journal Article

Assessment of temporal and spatial variations in water quality using multivariate statistical methods

Xue LI,Pengjing LI,Dong WANG,Yuqiu WANG

Journal Article

Long-term settlement behavior of ground around shield tunnel due to leakage of water in soft deposit

Huaina WU, Yeshuang XU, Shui-long SHEN, Jin-chun CHAI

Journal Article

Three-dimensional fluorescence spectral characterization of soil dissolved organic matters in the fluctuating water-level

Fang FANG, Yan YANG, Jinsong GUO, Hong ZHOU, Chuan FU, Zhe LI

Journal Article

Water-level based discrete integrated dynamic control to regulate the flow for sewer-WWTP operation

Zhengsheng Lu, Moran Wang, Mingkai Zhang, Ji Li, Ying Xu, Hanchang Shi, Yanchen Liu, Xia Huang

Journal Article

Probabilistic stability analysis of Bazimen landslide with monitored rainfall data and water level fluctuations

Wengang ZHANG, Libin TANG, Hongrui LI, Lin WANG, Longfei CHENG, Tingqiang ZHOU, Xiang CHEN

Journal Article

New insights into the formation of ammonium nitrate from a physical and chemical level perspective

Journal Article

TRADE-OFFS IN THE DESIGN OF SUSTAINABLE CROPPING SYSTEMS AT A REGIONAL LEVEL: A CASE STUDY ON THE NORTH

Journal Article

Temperature variation of concrete box girder bridge

Jian WANG, Zhi FANG,

Journal Article

Mechanical responses of multi-layered ground due to shallow tunneling with arbitrary ground surface load

Journal Article